[REN-BGP-stats-all] IPv4 R&E Routing Table Report - RENU (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Wed Apr 23 18:45:24 UTC 2025


IPv4 R&E Routing Table Report   18:40 GMT Wed 23 Apr, 2025

  IPv4 BGP Table (Global) as seen at RENU.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/RENU/

Analysis Summary
----------------

BGP routing table entries examined:                              998655
    Prefixes after maximum aggregation (per Origin AS):          376444
    Deaggregation factor:                                          2.65
    Unique aggregates announced (without unneeded subnets):      478468
    Number of IPv4 prefixes with a valid ROA:                    553290
    Number of IPv4 prefixes with an invalid ROA:                    459
    Number of IPv4 prefixes with no ROA:                         444906
Total ASes present in the Internet Routing Table:                 76838
    Prefixes per ASN:                                             13.00
Origin-only ASes present in the Internet Routing Table:           65969
Origin ASes announcing only one prefix:                           26569
Transit ASes present in the Internet Routing Table:               10869
Transit-only ASes present in the Internet Routing Table:            540
Paths with bogon ASNs present in the IPv4 Routing Table:             82
Average AS path length visible in the Internet Routing Table:       5.0
    Max AS path length visible:                                     128
    Max AS path prepend of ASN ( 37447)                             125
Prefixes from unregistered ASNs in the Routing Table:              1108
    Number of instances of unregistered ASNs:                      1109
Number of 32-bit ASNs allocated by the RIRs:                      46254
Number of 32-bit ASNs visible in the Routing Table:               38199
Prefixes from 32-bit ASNs in the Routing Table:                  207340
Number of bogon 32-bit ASNs visible in the Routing Table:            20
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            498
Number of addresses announced to Internet:                   3106595072
    Equivalent to 185 /8s, 42 /16s and 225 /24s
    Percentage of available address space announced:               83.9
    Percentage of allocated address space announced:               83.9
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      330145

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   257877
    Total APNIC prefixes after maximum aggregation:               76428
    APNIC Deaggregation factor:                                    3.37
Prefixes being announced from the APNIC address blocks:          249498
    Unique aggregates announced from the APNIC address blocks:   103007
APNIC Region origin ASes present in the Internet Routing Table:   14593
    APNIC Prefixes per ASN:                                       17.10
APNIC Region origin ASes announcing only one prefix:               4455
APNIC Region transit ASes present in the Internet Routing Table:   1939
Average APNIC Region AS path length visible:                        5.3
    Max APNIC Region AS path length visible:                         37
Number of APNIC region 32-bit ASNs visible in the Routing Table:  10121
Number of APNIC addresses announced to Internet:              748376576
    Equivalent to 44 /8s, 155 /16s and 82 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-155961
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    292702
    Total ARIN prefixes after maximum aggregation:               129449
    ARIN Deaggregation factor:                                     2.26
Prefixes being announced from the ARIN address blocks:           294116
    Unique aggregates announced from the ARIN address blocks:    138388
ARIN Region origin ASes present in the Internet Routing Table:    19218
    ARIN Prefixes per ASN:                                        15.30
ARIN Region origin ASes announcing only one prefix:                7029
ARIN Region transit ASes present in the Internet Routing Table:    1950
Average ARIN Region AS path length visible:                         4.8
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    5191
Number of ARIN addresses announced to Internet:              1349005056
    Equivalent to 80 /8s, 104 /16s and 47 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                        54/8,  55/8,  56/8,  63/8,  64/8,  65/8,  66/8,
                        67/8,  68/8,  69/8,  70/8,  71/8,  72/8,  73/8,
                        74/8,  75/8,  76/8,  96/8,  97/8,  98/8,  99/8,
                       100/8, 104/8, 107/8, 108/8, 128/8, 129/8, 130/8,
                       131/8, 132/8, 134/8, 135/8, 136/8, 137/8, 138/8,
                       139/8, 140/8, 142/8, 143/8, 144/8, 146/8, 147/8,
                       148/8, 149/8, 152/8, 155/8, 156/8, 157/8, 158/8,
                       159/8, 160/8, 161/8, 162/8, 164/8, 165/8, 166/8,
                       167/8, 168/8, 169/8, 170/8, 172/8, 173/8, 174/8,
                       184/8, 192/8, 198/8, 199/8, 204/8, 205/8, 206/8,
                       207/8, 208/8, 209/8, 214/8, 215/8, 216/8,

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    276776
    Total RIPE prefixes after maximum aggregation:               133673
    RIPE Deaggregation factor:                                     2.07
Prefixes being announced from the RIPE address blocks:           274308
    Unique aggregates announced from the RIPE address blocks:    173958
RIPE Region origin ASes present in the Internet Routing Table:    28948
    RIPE Prefixes per ASN:                                         9.48
RIPE Region origin ASes announcing only one prefix:               12052
RIPE Region transit ASes present in the Internet Routing Table:    3942
Average RIPE Region AS path length visible:                         4.7
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:   12421
Number of RIPE addresses announced to Internet:               731888384
    Equivalent to 43 /8s, 159 /16s and 187 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        53/8,  57/8,  62/8,  77/8,  78/8,  79/8,  80/8,
                        81/8,  82/8,  83/8,  84/8,  85/8,  86/8,  87/8,
                        88/8,  89/8,  90/8,  91/8,  92/8,  93/8,  94/8,
                        95/8, 109/8, 141/8, 145/8, 151/8, 176/8, 178/8,
                       185/8, 188/8, 193/8, 194/8, 195/8, 212/8, 213/8,
                       217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  132391
    Total LACNIC prefixes after maximum aggregation:              29387
    LACNIC Deaggregation factor:                                   4.51
Prefixes being announced from the LACNIC address blocks:         128858
    Unique aggregates announced from the LACNIC address blocks:   48875
LACNIC Region origin ASes present in the Internet Routing Table:  11237
    LACNIC Prefixes per ASN:                                      11.47
LACNIC Region origin ASes announcing only one prefix:              2378
LACNIC Region transit ASes present in the Internet Routing Table:  2465
Average LACNIC Region AS path length visible:                       5.5
    Max LACNIC Region AS path length visible:                        56
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  9181
Number of LACNIC addresses announced to Internet:             171768832
    Equivalent to 10 /8s, 60 /16s and 252 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  37801
    Total AfriNIC prefixes after maximum aggregation:              6846
    AfriNIC Deaggregation factor:                                  5.52
Prefixes being announced from the AfriNIC address blocks:         51377
    Unique aggregates announced from the AfriNIC address blocks:  13825
AfriNIC Region origin ASes present in the Internet Routing Table:  1919
    AfriNIC Prefixes per ASN:                                     26.77
AfriNIC Region origin ASes announcing only one prefix:              655
AfriNIC Region transit ASes present in the Internet Routing Table:  382
Average AfriNIC Region AS path length visible:                      4.9
    Max AfriNIC Region AS path length visible:                      128
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1285
Number of AfriNIC addresses announced to Internet:            105324544
    Equivalent to 6 /8s, 71 /16s and 32 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808       10345       8753      89  CHINAMOBILE-CN China Mobile Communication
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4224        530     273  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3919       1332      26  VIETEL-AS-AP Viettel Group, VN
  7713        3677       1044      66  TELKOMNET-AS-AP PT Telekomunikasi Indones
 45899        3267       1869     102  VNPT-AS-VN VNPT Corp, VN
 24560        2857        851     537  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd.,
  4766        2179      11524     639  KIXS-AS-KR Korea Telecom, KR
 45090        2171       1439      86  TENCENT-NET-AP Shenzhen Tencent Computer 

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13262      39710    4112  AMAZON-02, US
   174        5477       8760     937  COGENT-174, US
 11492        4696        312     586  CABLEONE, US
  7155        3859        286      85  VIASAT-SP-BACKBONE, US
  6327        3619       1320      81  SHAW, CA
 22773        3395       3034     183  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3254      54879    2505  DNIC-AS-00749, US
 16625        3074       1291    2245  AKAMAI-AS, US
396982        2964       3651     472  GOOGLE-CLOUD-PLATFORM, US
 36352        2731        224     833  AS-COLOCROSSING, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7723       1714     145  UNI2-AS, ES
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 20940        4010       3395     128  AKAMAI-ASN1, NL
  9009        3772        325    1960  M247, RO
 12389        3070       2303     886  ROSTELECOM-AS PJSC Rostelecom. Technical 
 34984        2362        360     584  TELLCOM-AS, TR
212238        2105        150    1545  CDNEXT, GB
  8452        1640       1852      14  TE-AS TE-AS, EG
 13188        1606        100      34  TRIOLAN, UA
  8551        1429        366      33  BEZEQ-INTERNATIONAL-AS Bezeqint Internet 

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       11935       3244     597  UNINET, MX
 10620        3516        485     994  Telmex Colombia S.A., CO
 13999        2508        539     364  Mega Cable, S.A. de C.V., MX
 11830        1993        369      64  Instituto Costarricense de Electricidad y
 28573        1358       2438     262  Claro NXT Telecomunicacoes Ltda, BR
  3816        1331        784     204  COLOMBIA TELECOMUNICACIONES S.A. ESP BIC,
  6147        1190        371      21  Telefonica del Peru S.A.A., PE
 11664        1187        278      33  Techtel LMDS Comunicaciones Interactivas 
 28202        1129         52       9  Rede Brasileira de Comunicacao SA, BR
 22884        1054         67     380  TOTAL PLAY TELECOMUNICACIONES SA DE CV, M

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24835        1743        607      31  RAYA-AS, EG
 24863        1650        389      16  LINKdotNET-AS, EG
 29571        1589        102      22  ORANGE-COTE-IVOIRE, CI
 36992        1433       1518     283  ETISALAT-MISR, EG
 20011        1296        204     345  INTERNET-SOLUTIONS, ZA
 36903        1249        554      96  MT-MPLS, MA
 36935        1020        521      42  Vodafone-, EG
 37069         932       1099      15  MOBINIL, EG
 37457         587        316      32  Telkom-Internet, ZA
  3741         560        661     319  IS, ZA

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       13262      39710    4112  AMAZON-02, US
  8151       11935       3244     597  UNINET, MX
  9808       10345       8753      89  CHINAMOBILE-CN China Mobile Communication
 12479        7723       1714     145  UNI2-AS, ES
  7545        6212        843     653  TPG-INTERNET-AP TPG Telecom Limited, AU
   174        5477       8760     937  COGENT-174, US
 39891        4797        293      62  ALJAWWALSTC-AS, SA
 11492        4696        312     586  CABLEONE, US
 18403        4265        347      25  FPT-AS-AP FPT Telecom Company, VN
  9498        4224        530     273  BBIL-AP BHARTI Airtel Ltd., IN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  8151       11935        11338  UNINET, MX
  9808       10345        10256  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7723         7578  UNI2-AS, ES
  7545        6212         5559  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4797         4735  ALJAWWALSTC-AS, SA
   174        5477         4540  COGENT-174, US
 18403        4265         4240  FPT-AS-AP FPT Telecom Company, VN
 11492        4696         4110  CABLEONE, US
  9498        4224         3951  BBIL-AP BHARTI Airtel Ltd., IN
  7552        3919         3893  VIETEL-AS-AP Viettel Group, VN

Complete listing at https://bgp.nsrc.org/REN/RENU/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46559  UNALLOCATED  8.3.52.0/23               3257  GTT-BACKBONE GTT, US
     22542  UNALLOCATED  8.7.205.0/24              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24               174  COGENT-174, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-D
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
    393266  UNALLOCATED  8.23.52.0/24             46887  CROWNCASTLE-AS46887, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     54338  UNALLOCATED  8.33.241.0/24             3356  LEVEL3, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
14.192.20.0/22       Origin:     26658  HENGTONG-IDC-LLC, US
14.192.20.0/22      Transit:      6939  HURRICANE, US
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
23.155.208.0/24      Origin:    396169  AS-GHCIL-01, US
23.155.208.0/24     Transit:     35985  ONERINGNET-ATL-1, US

Complete listing at https://bgp.nsrc.org/REN/RENU/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:16      /10:41      /11:93      /12:302     
/13:583     /14:1234    /15:2180    /16:13995   /17:8351    /18:13924   
/19:24789   /20:44312   /21:52566   /22:113420  /23:105852  /24:616981  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6643        7723  UNI2-AS, ES
  8151        6135       11935  UNINET, MX
 11492        3531        4696  CABLEONE, US
 39891        3489        4797  ALJAWWALSTC-AS, SA
  6327        3416        3619  SHAW, CA
  7155        2818        3859  VIASAT-SP-BACKBONE, US
 22773        2532        3395  ASN-CXA-ALL-CCI-22773-RDC, US
 16509        2364       13262  AMAZON-02, US
 30036        2225        2565  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2182        3516  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/RENU/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2350      2:1532      3:619       4:9         5:4930      6:162    
   7:6         8:1560      9:1        11:172      12:1373     13:355    
  14:2517     15:352      16:283      17:367      18:924      20:519    
  21:4        22:188      23:7503     24:2891     25:2        27:2767   
  29:19       31:3275     32:44       34:84       35:205      36:2402   
  37:4682     38:10201    39:905      40:166      41:4466     42:1906   
  43:2589     44:377      45:19213    46:5055     47:290      49:1940   
  50:1904     51:591      52:1559     54:298      55:1092     56:11     
  57:264      58:2206     59:1286     60:1171     61:2997     62:3015   
  63:1838     64:5544     65:2203     66:4704     67:3111     68:1127   
  69:4022     70:1064     71:624      72:2923     74:2810     75:1619   
  76:615      77:2837     78:1887     79:1749     80:2220     81:2068   
  82:3187     83:1434     84:1853     85:3407     86:1048     87:2410   
  88:1296     89:4313     90:785      91:8399     92:2725     93:2900   
  94:4073     95:4349     96:1464     97:312      98:995      99:667    
 100:72      101:1400    102:4151    103:32332   104:4827    105:1230   
 106:979     107:2623    108:1213    109:4126    110:2230    111:3342   
 112:2050    113:1815    114:1975    115:2259    116:2071    117:2736   
 118:2823    119:1959    120:1878    121:1365    122:2778    123:2402   
 124:1585    125:2859    126:91      128:1584    129:1022    130:1310   
 131:1980    132:783     133:451     134:1538    135:377     136:1312   
 137:1126    138:3068    139:1615    140:1578    141:1490    142:1927   
 143:1666    144:1050    145:520     146:2162    147:2113    148:2673   
 149:2991    150:1251    151:1757    152:2115    153:569     154:8286   
 155:1654    156:3218    157:1882    158:1294    159:2439    160:3661   
 161:1918    162:3764    163:2098    164:1730    165:2227    166:1449   
 167:1899    168:4250    169:794     170:5290    171:1003    172:4486   
 173:3278    174:906     175:1296    176:3724    177:5471    178:3802   
 179:2453    180:2633    181:4192    182:3377    183:2032    184:2145   
 185:21728   186:5467    187:4814    188:4218    189:4409    190:9857   
 191:1952    192:11261   193:9483    194:7839    195:5620    196:3664   
 197:3832    198:6130    199:8497    200:8539    201:6405    202:10449  
 203:10692   204:4537    205:3652    206:4632    207:3458    208:4237   
 209:5172    210:4604    211:2532    212:4563    213:3826    214:1027   
 215:48      216:6689    217:3203    218:1348    219:385     220:2085   
 221:1059    222:713     223:2324   

End of report


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